Pillow insert



FIG. 1 is a perspective view showing the top, one end and the front of a pillow insert showing my new design,

FIG. 2 is an end elevational view of that end of the pillow insert not seen in FIG. 1,

FIG. 3 is a rear elevational view of the pillow insert, and

FIG. 4 is a bottom plan view of the pillow insert. 

The ornamental design for a pillow insert, substantially as shown. 